Base | Representation |
---|---|
bin | 11100111011011… |
… | …01011001010000 |
3 | 121220121212110210 |
4 | 32131231121100 |
5 | 444110403021 |
6 | 40025124120 |
7 | 6004440123 |
oct | 1635553120 |
9 | 556555423 |
10 | 242669136 |
11 | 114a86a06 |
12 | 69329640 |
13 | 3b376a08 |
14 | 2432c3ba |
15 | 16486e76 |
hex | e76d650 |
242669136 has 40 divisors (see below), whose sum is σ = 654154560. Its totient is φ = 77372416.
The previous prime is 242669099. The next prime is 242669137. The reversal of 242669136 is 631966242.
It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.
It is a junction number, because it is equal to n+sod(n) for n = 242669094 and 242669103.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (242669137) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 108801 + ... + 111008.
It is an arithmetic number, because the mean of its divisors is an integer number (16353864).
Almost surely, 2242669136 is an apocalyptic number.
It is an amenable number.
242669136 is an abundant number, since it is smaller than the sum of its proper divisors (411485424).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
242669136 is a wasteful number, since it uses less digits than its factorization.
242669136 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 219843 (or 219837 counting only the distinct ones).
The product of its digits is 93312, while the sum is 39.
The square root of 242669136 is about 15577.8411854788. The cubic root of 242669136 is about 623.7417981714.
The spelling of 242669136 in words is "two hundred forty-two million, six hundred sixty-nine thousand, one hundred thirty-six".
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